Copying Problems - Samsung SCX4725FN Manual

Condition
Horizontal stripes If horizontally aligned black streaks or smears
appear:
AaBbCc • The toner cartridge may be installed
improperly. Remove the cartridge and reinsert
AaBbCc
it.
AaBbCc
• The toner cartridge may be defective. Remove
AaBbCc
the toner cartridge and install a new one. See
page 12.4.
AaBbCc
• If the problem persists, the machine may
require repair. Contact a service
representative.
Curl If the printed paper is curled or paper does not
feed into the machine:
• Turn over the stack of paper in the tray. Also
try rotating the paper 180° in the tray.
Your printer is probably being used at an altitude
An unknown image
of 2,500 m (8,200 ft) or above.
repetitively appears
on a next few
The high altitude may affect the print quality
sheets or loose
such as loose toner or light imaging. You can set
toner, light print, or
this option through the Printer tab in printer
contamination
driver's properties. Refer to the Software
occurs.
Section for details.
Suggested solutions

Copying problems

Condition
Copies are too light Use Darkness to darken or lighten the
or too dark. background of the copies.
Smears, lines, • If defects are on the original, press Darkness
marks, or spots
to lighten the background of your copies.
appears on copies.
• If no defects are on the original, clean the scan
unit. See page 12.3.
Copy image is • Ensure that the original is face down on the
skewed. scanner glass or face up in the ADF.
• Check that the copy paper is loaded correctly.
Blank copies print Ensure that the original is face down on the
out. scanner glass or face up in the ADF.
Image rubs off the • Replace the paper in the tray with paper from a
copy easily.
new package.
• In high humidity areas, do not leave paper in
the machine for extended periods of time.
Frequent copy • Fan the stack of paper, then turn it over in the
paper jams occur.
tray. Replace the paper in the tray with a fresh
supply. Check/adjust the paper guides, if
necessary.
• Ensure that the paper is the proper paper
weight. 75 g/m
• Check for copy paper or pieces of copy paper
remaining in the machine after a paper jam has
been cleared.
Toner cartridge • Your originals may contain pictures, solids, or
produces fewer
heavy lines. For example, your originals may
copies than
be forms, newsletters, books, or other
expected before
documents that use more toner.
running out of
• The machine may be turned on and off
toner.
frequently.
• The scanner lid may be left open while copies
are being made.
13.10
<Troubleshooting>
Suggested solutions
2
bond paper is recommended.